678291295

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{1907}}^1$

素因数の和:2175

約数の個数: 32

約数和(自身を含む): 923166720

約数和(自身を除く): 244875425

約数列:

[1, 5, 11, 29, 55, 145, 223, 319, 1115, 1595, 1907, 2453, 6467, 9535, 12265, 20977, 32335, 55303, 71137, 104885, 276515, 355685, 425261, 608333, 2126305, 3041665, 4677871, 12332569, 23389355, 61662845, 135658259, 678291295]

約数ペア:

[(1, 678291295), (5, 135658259), (11, 61662845), (29, 23389355), (55, 12332569), (145, 4677871), (223, 3041665), (319, 2126305), (1115, 608333), (1595, 425261), (1907, 355685), (2453, 276515), (6467, 104885), (9535, 71137), (12265, 55303), (20977, 32335)]